Disc Jam
12 Achievements
5-6h
PS4
Doubles Master
Win a Doubles match.
36.8%
How to unlock the Doubles Master achievement in Disc Jam - Definitive Guide
DaEastside
You simply have to win a Doubles match either online, with friends or in splitscreen.
To play online: Find Match > Doubles, choose your settings and wait for the game to start.
To play against a friend: Private Match > Doubles, you can then invite your friends with 
and start the match.
To play in splitscreen (see Step 2 of the roadmap for more info): Play Offline > Splitscreen > Doubles, press 
with the other controllers/accounts to join and start the match.